Malicious Office (OLE) / .XLS — malware analysis report

Static analysis result for SHA-256 2a755a007b70e18d…

MALICIOUS

Office (OLE) / .XLS

2.09 MB Created: 2025-08-07 20:13:42 Authoring application: Microsoft Excel
MD5: 2e854dceaf1a40fa2ff8dad30d53a5f3 SHA-1: 2f56303d7db40d0b459483299d03e100939acd96 SHA-256: 2a755a007b70e18ddefbc16900a9425340b2607299ada0827cc3804d23a77b02
400 Risk Score

Malware Insights

MITRE ATT&CK
T1059.005 Visual Basic T1059.003 Windows Command Shell T1204.002 Malicious File T1105 Ingress Tool Transfer

The sample contains a Workbook_Open VBA macro that utilizes WScript.Shell and CreateObject to execute code. This macro is designed to download and execute a second-stage payload from the URL http://sbstorage.club/HQWDTQ.vmp.exe. The presence of Shell() calls and WScript.Shell usage strongly indicates a dropper functionality.

Heuristics 9

  • Shell() call in VBA critical OLE_VBA_SHELL
    Shell() call in VBA
  • WScript.Shell usage critical OLE_VBA_WSCRIPT
    WScript.Shell usage
  • ClamAV: Doc.Dropper.Agent-6412232-1 critical CLAMAV_DETECTION
    ClamAV detected this file as malware: Doc.Dropper.Agent-6412232-1
  • Reference to Windows Script Host high SC_STR_WSCRIPT
    Reference to Windows Script Host
  • Workbook_Open macro high OLE_VBA_WBOPEN
    Workbook_Open macro
  • CreateObject call high OLE_VBA_CREATEOBJ
    CreateObject call
  • VBA p-code auto-exec with execution tokens high OLE_VBA_PCODE_AUTOEXEC_EXEC
    Compiled VBA/cache stream contains an auto-execution token together with shell/download/object-execution tokens. This catches p-code-only or source-extraction-failure macro documents where visible source is unavailable.
    URL http://sbstorage.club/HQWDTQ.vmp.exe
  • Suspicious extracted artifact high EXTRACTED_FILE_STATIC_TRIAGE
    One or more files extracted from inside this sample matched static suspicious-content checks such as script obfuscation, encoded payload blobs, packed data, or execution/download terms.
    URL http://sbstorage.club/HQWDTQ.vmp.exe
  • VBA macros detected medium OLE_VBA_MACROS
    Document contains VBA macro code

Extracted artifacts 1

Files carved from inside the sample during analysis.

FilenameKindSourceSize
macros.bas
9e6636ea39406a1ec20c9ef50c313a0d5bf3d3bea77b42154418bd22dbdf4d16		 vba-macro oletools.olevba.extract_macros (decoded VBA source) 70676 bytes
Detection
ClamAV: No threats found
Obfuscation or payload: likely
Carved artifact contains 2 shell/COM execution token(s). Carved macro source contains an auto-exec entry point and execution/download terms.

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